Tweet Memory management is the process of keeping track of objects in your applications and “freeing” objects that you no longer want to keep around (otherwise nasty memory leaks can occur). On the Mac, you can optionally allow Objective C to deal with the memory management on your behalf, but as an iPhone developer, it’s [...]
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How To See All of your App’s Reviews from Every App Store
Tweet If you have an app on the App Store, you might be intrigued as to the reviews and average ratings you’ve received from the various country-specific app stores all around the world. Moopf comes to the rescue with App Store Review Scraper. It does exactly what it says in the title. It queries each [...]
Alocola: Mobile Orchard’s Safari Helper: Makes Websites “Location Aware”
Tweet Alocola is a free web-helper application that we’ve created that lets users provide their location information when websites ask for it. It is available from the App Store now. Alocola works with Safari. With Alocola, web developers need not create their own iPhone apps. Users simply browse in Safari the way they normally would; [...]
From ActionScript to Cocoa / Objective C
Tweet Andy Jacobs is an established Flash and ActionScript developer who has recently begun to work with the iPhone. In the process of learning Objective C and Cocoa’s ways, he’s put together a handful of extremely well written tutorial blog posts aimed specifically at people who understand ActionScript and want to learn how to migrate [...]
Improving OpenGL ES Performance on the iPhone
Tweet Brad Larson notes that Core Animation – Apple’s framework for hardware-accelerated animation – is built on top of OpenGL. Core Animation is typically used for 2D animations and effects, but Brad noted that: [..] I realized that this layering meant that some of Core Animation’s functions could be used for more than just 2-D [...]
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Implementing Multiple Row Selection in a UITableView
Tweet Matt Gallagher of CocoaWithLove has put together a tutorial (with included source archive) demonstrating how to implement multiple row selection and editing functionality in a UITableView. By default UITableView only supports single row selection, but Matt shows a way to detect single selections and store them collectively so you can show the multiple selection [...]
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CSSiPhone: Inspiration for your iPhone Web App Designs
Tweet CSSiPhone is a new site that presents iPhone-format screenshots of iPhone-tailored sites. It follows in the vein of the hundreds of “CSS gallery” and other screenshot sites, but with the twist that it’s dedicated to the iPhone. I’ve personally found the regular CSS gallery sites very useful for getting design inspiration, and if you’re [...]
Sharing Compiled Code: Building Static Libraries in XCode for the iPhone
Tweet Due to the potential for abuse, dynamic libraries aren’t allowed to be used in iPhone applications that are to be sold on the iPhone App Store. The downside to this is that it makes it harder to share libraries that you develop with other developers without giving up the code. It’s not impossible to [...]
How Much Are Contracted iPhone Developers Earning? $100-200 Per Hour
Tweet Last week, Raven Zachary wrote Turning Ideas into iPhone Applications, a post about the “significant gap between individuals with ideas and those who are actually capable of turning the ideas into iPhone applications.” Zachary notes that the supply of iPhone developers is significantly lower than the demand – primarily because the iPhone is still [...]
Google Using Undocumented iPhone API Features
Tweet John Gruber has written about how Google’s Mobile App is using “private iPhone APIs” to access proximity sensor information. While using Google’s app, you can place the phone to your ear to initiate an audio search. It’s a nifty feature, but: [T]he only thing apps can do with the proximity sensor is turn it [...]
